Chmod 4055
Chmod 4055 (chmod a+rwx,u-rwx,g-w,o-w,ug+s,+t,g-s,-t) sets permissions so that, (U)ser / owner can't read, can't write and can't execute. (G)roup can read, can't write and can execute. (O)thers can read, can't write and can execute.
Special bits
Extra chmod command options
Output
Modifiers
Octal CHMOD command
$ chmod -R 4055 folder_name
Symbolic CHMOD command
$ chmod -R a+rwx,u-rwx,g-w,o-w,ug+s,+t,g-s,-t folder_name
Chmod Permissions for chmod 4055
Chmod owner
- Owner can't read
- Owner can't write
- Owner can't execute
Chmod group
- Group can read
- Group can't write
- Group can execute
Chmod other
- Others can read
- Others can't write
- Others can execute
How chmod 4055 looks in file listing
For files
After changing a file's mode to 4055, the file appears as:
- --Sr-xr-x
For folders
After changing a directory's mode to 4055, the folder appears as:
d --Sr-xr-x